[SQL Query Optimization in 2025: 7 Simple Techniques for Faster Database Performance](https://medium.datadriveninvestor.com/sql-query-optimization-in-2025-7-simple-techniques-for-faster-database-performance-cf6ec06596d0) IN절을 virtual table의 join이나 ANY(ARRAY[ ]) 등으로 대체해서 성능을 튜닝하는 방식은 상당히 흥미로움